upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 270

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

7.5 Operation
Timer P can perform the following operations.
Notes: 1. To use the external event counter function, specify that the input edge of the TIPn0 pin is not
7.5.1 Anytime write and reload
TPnCCR0 and TPnCCR1 register rewrite is possible for timer P during timer operation (TPnCE = 1), but
the write method (any time write, reload) differs depending on the mode.
(1)
Remark:
270
Interval timer mode
External event counter
mode
External trigger pulse
output mode
One-shot pulse output
mode
PWM mode
Free-running mode
Pulse width measure-
ment mode
Anytime write
When data is written to the TPnCCRm register during timer operation, it is transferred at any time
to CCRm buffer register and used as the 16-bit counter comparison value.
Note 1
Note 2
2. To use the external trigger pulse output mode, one-shot pulse mode, or pulse width
Operation
Note 2
detected by clearing the TPnIS1 and TPnIS0 bits of the TPnIOC1 register to “00”.
measurement mode, select a count clock by clearing the TPnEEE bit of the TPnCTL1
register to 0.
n = 0 to 3
m = 0, 1
Note 2
Invalid
Invalid
Valid
Valid
Invalid
Invalid
Invalid
trigger bit
Software
TPnEST
Chapter 7 16-Bit Timer/Event Counter P
User’s Manual U16702EE3V2UD00
Invalid
Invalid
Valid
Valid
Invalid
Invalid
Invalid
trigger input
External
TIPn0
Internal/external
Internal only
Internal only
Internal/external
Internal/external
Internal only
External only
Count clock
selection
TPnEEE
Compare only
Compare only
Compare only
Compare only
Compare only
Capture/compare
selectable
Capture only
Capture/Compare
Selection
Any time write
Reload
Any time write
Reload
Any time write
Not applicable
Any time write
Compare
Write